Do i need another naturalization test(n -400 ) ?

Yes you have to file again and yes you will go through the whole process again.

You can use CPT, it will not affect your I-485.

H1B Immigration Question

Yes you could, though it is not a very nice thing to do.

I485- Rejection Notice.

Unfortunately, I think you missed the window, they do not consider a rejection a filing. You are lucky at least they didn't deny the case for lack...

This is not the correct forum for this question. We are US immigration lawyers, we help people with American immigration problems. Go to the...

B2 visa extension filed for my parents on Feb 03,2021. Personal check payment not processed and receipt notice not received yet.

Receipts are taking quite a long time to be issued, nothing to worry about. It should come before March, but even if it doesnt, they can stay while...

A DS-160 is an application for an appointment to go to the consulate abroad. So it has nothing to do with your status in the US.

If you marry before your green card is issued, then you are longer entitled to be a family 2B preference, you would be a family third preference....

The petitioner must file an I-134 affidavit of support covering the dependants. This is the case for all employment based cases.

Are you sure you have the correct receipt number?